Wolverton B C Books
Books di Wolverton B C
How to Grow Fresh Air
Wolverton B. C.
edizioni Penguin Group USA collana Penguin Group USA (Paperback) , 1997
How pure is the air you breathe? Plants are the lungs of the earth: they produce the oxygen that makes life possible, add precious moisture, and filter toxins. Houseplants can perform these essential functions in your home or office with the same efficiency as a rainforest in our biosphere. In research designed...